您要查找的是不是：
- Selective flocculation is introduced to separate combustible and noncombustible components of coal. 介绍了用选择性絮凝对煤中可燃体和非可燃体进行分离的煤泥分选方法。
- The principle of selective flocculation and the research of selective flocculation of coal separation are introduced in this paper. 介绍了选择性絮凝分选原理和选择性絮凝在煤炭分选中的应用研究。
- Better results can be obtained by processing Tilden iron ore using the process technique of selective flocculation, desliming and anionic reverse flotation. 采用选择性絮凝脱泥,阴离子反浮选工艺流程选别美国蒂尔登铁矿石获得良好结果。
- The results showthat the selective flocculation character and the separating target of mineral treated with laser and the arebetter than those of mineral without laser treatent. 对矿物和石英的混合矿进行了分离试验，结果认为，经过激光处理的矿物絮凝特性，效果和分离指标比未经激光处理的好得多。
- Ding, Y., "Beneficiation of Ultrafine Coal by Using Selective Flocculation and Oil Agglomeration," M.S. Thesis, University of Missouri-Rolla, Jan, 1989, 83pp. 丁原智，翁祖炘，郑大伟，何震宇，林圣雄，陆地砂石专用区之电脑规划设计，资源与环境学术研讨会论文集，大汉工商专科学校资源工程科，台湾花莲,1998
- This method can be used to produce superclean coal and to separate ultrafine coal,and the result is fairly good after a number of selective flocculation tests of Datun, Bayi and Dawukou coal samples. 在对大屯、八一、大武口等多个煤样进行大量试验后，得出选择性絮凝方法可用于制取超纯精煤和对极细粒煤泥进行分选，并且具有较好的选择性。
- The dispersant sodium hexametaphos-phate can selective disperse four kinds of gangue(calcite, fluorite, garnet and quartz)with no effect on selective flocculation of wolframite fines. 在不影响微细粒黑钨矿选择性聚团的前提下，分散剂六偏磷酸钠对四种脉石矿物（方解石、萤石、石榴石和石英）具有选择性分散特性。
- She helped to select a dress for Ruth. 她帮着给露丝选了一件衣裳。
- She is selective in the dresses she wears. 她对于自己穿的衣服精挑细选。
- She only stays at select hotels. 她只住一流旅馆。
- Can student willfully select the course? 学生可以随意选择课程吗？
- A select group were invited to the wedding reception. 一群经过挑选的人士被邀请参加婚宴。
- I'm very selective about the people I associate with. 我与他人来往极慎重，不滥交。
- Select the drive in which you want to store the document. 选择想把文件存储在其中的驱动器。
- Our shops select only the very best quality produce. 我们商店都是精选的质量最高的产品。
- This is a very select area; you have to be rich to live here. 这是高级住宅区，你必须有钱才能住在这里。
- Study on Making Lignin-quaternary Amic Salt Flocculant from Lignin. 利用木质素制备木素季胺盐絮凝剂
- The flocculant is fed in at the base of the turbine. 絮凝剂加在涡轮桨的底部。
- A select group of their friends was invited to the wedding. 他们的经过挑选的一群朋友应邀参加婚礼。
- Polysilicic acid containing aluminum(PSAA) is a new flocculant. PSAA是一种含有铝离子的聚硅酸絮凝剂。
